<div id="a_all">
  <div>    <input type="checkbox" name="m_a">1</input<br></div>
  <div>    <input type="checkbox" name="m_a">2</input<br></div>
  <div>    <input type="checkbox" name="m_a">3</input<br></div>
  <div>    <input type="checkbox" name="m_a">4</input<br></div>
  </div>
If the first check box is selected how to remove the full div the checkbox in using jquery